Download 2 - Florida FFA Association

Florida FFA Association
State Career Development Event
Written Exam for
HS Livestock Evaluation
State Event
Career Development Event
Before you begin: This exam is an individual activity. Before beginning this exam, please be sure your name and
chapter are properly written on your Scantron card. Please select the single best answer for each item and make your
selection on the Scantron card provided. Be sure to make your marks dark with a No. 2 pencil and erase any stray
marks completely. At the conclusion of the exam, please return your exam and your answer sheet to the contest
coordinator.
1. Feeds such as hay, silage, and pasture grass are referred to as:
A. Concentrates
B. Roughages
C. Supplements
D. None of the above
2. Unlike non-ruminant animals, ruminants are able to digest large quantities of fibrous
feeds like:
A. Concentrates
B. Roughages
C. Supplements
D. None of the above
3. Which of the following is an advantage of estrus synchronization in beef cattle?
A. increased cost per head
B. longer calving season
C. low conception rates
D. more uniform calf crop
4. Which type of livestock is the most efficient at converting feed to meat?
A. Beef
B. Goats
C. Sheep
D. Swine
5. Which government agency regulates the use of feed additives and hormone implants?
A. American Medical Association
B. Federal Food and Drug Administration
C. Food Production and Inspection Branch
D. United States Department of Agriculture
6. Swine suffering from mange typically have _____________________.
A. a healthy appearance
B. an increased rate of gain
C. tail twitching
D. inflamed and scabby skin
7. Which term refers to the physical appearance of an animal?
A. Genotype
B. Heterosis
C. Meiosis
D. Phenotype
8. The process of giving birth is referred to as:
A. Fertilization
B. Gestation
C. Ovulation
D. Parturition
9. What is the average gestation length of a female swine?
A. 114 days
B. 148 days
C. 283 days
D. 303 days
10. Which hormone intensifies masculine characteristics?
A. Androsterone
B. Cholestrol
C. Estrogen
D. Progesterone
11. Diseases and parasites that may be transmitted between man and animals are referred
to as:
A. Antibiotics
B. Ketosis
C. Mastitis
D. Zoonoses
12. What percentage of agricultural related deaths and injuries involve livestock or
livestock facilities?
A. 20%
B. 30%
C. 40%
D. 50%
13. The main objective of livestock waste management is to prevent _________________.
A. air pollution
B. financial losses
C. reproductive disorders
D. water pollution
14. Which of the following are the four compartments of the ruminant stomach?
A. Esophagus, rumen, omasum, abomasum
B. Esophagus, omasum, abomasums, cecum
C. Rumen, reticulum, omasum, abomasum
D. Rumen, reticulum, abomasum, cecum
15. In a lagoon system of waste management, waste materials are broken down by
__________.
A. air
B. bacteria
C. sun light
D. water
16. Which breed of cattle is white in color and known for high feed efficiency and heavy
muscling?
A. Charolais
B. Brangus
C. Limousin
D. Simmental
17. What percent of a lamb carcass is yielded from the leg and loin?
A. 30 %
B. 40%
C. 50%
D. 60%
18. The four primal cuts of a hog carcass represent _____ percent of the total retail value
of the carcass.
A. 25
B. 50
C. 75
D. 95
19. From the illustration below determine this pig’s litter number based on the standard
swine ear notching system.
A. 4
B. 12
C. 38
D. 42
20. Livestock manure is a valuable source of this nutrient needed by plants.
A. Carbon dioxide
B. Hydrogen
C. Nitrogen
D. Oxygen
21. Bos taurus are domestic cattle that originated from cattle from which continent?
A. Asia
B. Europe
C. North America
D. South America
22. Which term refers to the period before marketing in which medications should not be
given to swine?
A. disease resistance
B. specific pathogen free
C. medication free time
D. withdrawal time
23. The skin and fleece of a sheep is referred to as its:
A. cover
B. flock
C. hide
D. pelt
24. Which type of tissue covers body surfaces and lines body cavities?
A. Epithelial
B. Connective
C. Muscular
D. Nervous
25. Which of the following is an example of an internal parasite affecting beef cattle?
A. Brucellosis
B. Ringworm
C. Roundworm
D. Shipping fever
26. Which vitamin is essential for normal blood clotting and prevention of excessive
bleeding?
A. Vitamin A
B. Vitamin C
C. Vitamin D
D. Vitamin K
27. This term refers to the yield of closely trimmed, boneless retail cuts that come from the
major wholesale cuts of an animal carcass.
A. Cutability
B. Leanness
C. Quality
D. Palatability
28. Which term refers to an imaginary circle around an animal in which the animal will
move away when a person enters?
A. Comfort zone
B. Danger zone
C. Flight zone
D. Movement zone
29. Which sheep disease results in a high fever and weakened state, and death is usually
due to a secondary infection?
A. Blue tongue
B. Enterotoxemia
C. Foot rot
D. Sore mouth
30. A feed ration must be palatable, which means it should be:
A. good tasting
B. inexpensive
C. nutrient balanced
D. mixed thoroughly
31. Which term refers to feed additives such as yeasts that assist in digestion and improve
ruminant animal performance?
A. Antibiotics
B. Probiotics
C. Minerals
D. Vitamins
32. Which term refers to feed additives that prevent the growth of bacteria?
A. Antibiotics
B. Probiotics
C. Minerals
D. Vitamins
33. Which term refers to mating two animals of the same breed?
A. Crossbreeding
B. Inbreeding
C. Linebreeding
D. Straightbreeding
34. Which form of cattle identification uses a hot iron applied to the animals hide?
A. Branding
B. Ear tagging
C. Freeze branding
D. Tattooing
35. Which animal body system coordinates body activities and regulates other body
systems?
A. Circulatory system
B. Excretory system
C. Lymphatic system
D. Nervous system
36. The following is a useful tool for balancing a feed ration?
A. Heterosis
B. Pearson Square
C. Punnett Square
D. Trail and error
37. Which is a tool used to administer a pill or bolus to an animal?
A. balling gun
B. disposable syringe
C. dose syringe
D. hypodermic needle
38. Which nutritional problem is caused by rapid fermentation in the rumen causing too
much gas to be produced?
A. Bloat
B. Enterotoxemia
C. Founder
D. Hardware disease
39. Which of the following are the U.S.D.A. Yield Grades of slaughter sheep?
A. Prime, Choice, Good, Utility, Cull
B. U.S. 1, 2, 3, 4, 5
C. U.S. 1, 2, 3, 4, Utility
D. None of the above
40. Which of these nutrients provide amino acids used to build body tissue?
A. Carbohydrates
B. Fats
C. Proteins
D. Vitamins
41. Which breed of beef cattle is known for its heat tolerance and resistance to disease and
pests?
A. Angus
B. Brahman
C. Hereford
D. Shorthorn
42. Which term is used to describe the process of chewing and crushing of food?
A. Absorption
B. Mastication
C. Rumination
D. Regurgitation
43. From the illustration below determine this pig’s individual number based on the
standard swine ear notching system.
A.
B.
C.
D.
3
5
7
9
44. Which feed stuff is the most commonly used source of protein in swine rations?
A. Corn
B. Cottonseed meal
C. Rye
D. Soybean meal
45. External parasites such as the hog louse can be controlled by using a(n)___________.
A. anthelmintic
B. antibiotic
C. insecticide
D. herbicide
46. Which sheep disease results in a high fever and weakened state, and death is usually
due to a secondary infection?
A. Blue tongue
B. Enterotoxemia
C. Foot rot
D. Sore mouth
47. Fat stored within muscle tissue is referred to as:
A. Conditioning
B. Cover
C. Leanness
D. Marbling
48. Which term refers to the record of the ancestors of an animal?
A. Diary
B. Breeding log
C. Pedigree
D. Registration
49. Which type of injection is given through the nose?
A. Intradermal
B. Intranasal
C. Intravenous
D. Subcutaneous
50. Urinary calculi is a condition that most commonly affects which type of sheep?
A. Ewes
B. Rams
C. Steers
D. Wethers